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Verified answer
JawabAB = 2 + 4= 6
ΔCAB sebangun ΔEDB
AB ~ DB
BC ~ BE
BC /AB = BE/DB
BC /6 = 4/3
BC = 6(4)/3 = 8
BC = BD + DC
8 = 3 + DC
DC = 8-3
DC = 5
DC =x = 5